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This page provides an example.  The following clickable table of contents is managed automatically by a macro, which displays headings created on the page:

Heading 1

Heading 2

Heading 3

Heading 4

Heading 5

Normal Paragraph Text.  Notice that this doesn't appear in the Table of Contents provided by a Macro, above.  That's by design!

Heading 1 again

Heading 2 again.

Here's what this page looks like in the editor.  You can see the macro as a placeholder box, rather than the table of contents it creates for visitors:

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